From 362d2439bdd221b0efa4f0d28bb51bfde0ea9484 Mon Sep 17 00:00:00 2001
From: Taiki Endo <te316e89@gmail.com>
Date: Fri, 29 Mar 2019 13:54:50 +0900
Subject: [PATCH] Fix error in Rust 2018 + no_core environment

---
 src/librustc_resolve/lib.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/librustc_resolve/lib.rs b/src/librustc_resolve/lib.rs
index f48cfa0b1479f..ab3d87fafdac7 100644
--- a/src/librustc_resolve/lib.rs
+++ b/src/librustc_resolve/lib.rs
@@ -1697,7 +1697,12 @@ impl<'a> hir::lowering::Resolver for Resolver<'a> {
         components: &[&str],
         is_value: bool
     ) -> hir::Path {
-        let segments = iter::once(keywords::PathRoot.ident())
+        let root = if crate_root.is_some() {
+            keywords::PathRoot
+        } else {
+            keywords::Crate
+        };
+        let segments = iter::once(root.ident())
             .chain(
                 crate_root.into_iter()
                     .chain(components.iter().cloned())